Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
tung quan » tuong quan, trung quan, dung quan
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - thanh tung quan dung cong tinh toan cau~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tung quan dung cong tinh toan cau*.